#PPOD: On June 10, 2005, NASA's Cassini spacecraft captured this gorgeous view of Saturn🪐 and its icy moon Tethys. Tethys is the third-largest moon of Saturn at about 1,060 kilometers in diameter. Spectroscopic analysis revealed the moon is mostly water ice with some rock. Credit: NASA/JPL-Caltech/SSI/CICLOPS/Jason Major